🇨🇳 ZHUANG Zejun · CHINA LONG ZHU OPEN

23rank
+114.6Butler · 224 bds
+0.51per board
±4.3swing
+0.54vs par /bd · #27/125
+0.64adjusted /bd
Butler per round: -19.9 52.4 8 3.6 0.8 11 27.3 3.1 14 -32.1 -1.8 32.7 27.1 -11.6by round

vs par split: bidding +0.53 · play +0.20

Strength of schedule: opponents averaged +0.13/bd (a tough draw) → opponent-adjusted +0.64/bd

Card play — on target: opening leads 88.6% #33 of 125 · declarer play 82.1% #26 of 125 · defence 96.2% #1 of 125

Card play by contract type — on target
vs NTvs a suit
Opening leads·88.6% (35)
Declarer play·82.1% (39)
Defence·96.2% (80)

Opening leads by suit led: ♠ 87.5% (8) · ♥ 83.3% (12) · ♦ 100.0% (7) · ♣ 87.5% (8)

vs par by strain: a suit +0.72 (148)

vs par by level: part-score +1.82 (71) · game -0.61 (61) · slam +0.94 (16)

By role: declaring +0.09/bd (-2.34 vs par · 111) · defending +0.92/bd (+3.37 vs par · 113)

By vulnerability: vulnerable +0.67/bd (+0.33 vs par · 112) · not vulnerable +0.35/bd (+0.75 vs par · 112)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1W.WangA.Bach – M.CornellOpen16-19.9-1.24+0.12
Round 2W.WangV.Kholomeev – Y.KhyuppenenOpen16+52.4+3.27+3.56
Round 4W.WangG.Herrera – B.MarshallOpen16+8.0+0.50+1.12
Round 6W.WangL.Lauria – A.VersaceOpen16+3.6+0.23-0.06
Round 8W.WangF.Gong – S.HuOpen16+0.8+0.05+0.81
Round 9W.WangC.Pellegrini – P.RavennaClosed16+11.0+0.69-0.38
Round 10W.WangK.Nabil – A.El-KourdyClosed16+27.3+1.71+2.25
Round 12W.WangZ.Mahmood – B.HammanClosed16+3.1+0.19+0.00
Round 13W.WangB.Satyanarayana – K.NadarClosed16+14.0+0.88-1.31
Round 15W.WangA.Smirnov – J.PiekarekOpen16-32.1-2.01+0.50
Round 17W.WangM.Berrada – A.RerhayeOpen16-1.8-0.11-0.62
Round 18W.WangP.Boyd – S.RobinsonOpen16+32.7+2.04+1.75
Round 19W.WangI.Robinson – A.De LiveraClosed16+27.1+1.69-0.75
Round 20W.WangB.Brogeland – E.LindqvistOpen16-11.6-0.72+0.56

Every board — best Butler first↑ top

vs par = IMPs this pair scored above (+) or below (−) the board’s double-dummy par — what bidding and play (theirs and the opponents’) added or gave away against perfect play.

ButlerRoundOpponentsBdContractLeadResvs par
+13.0Round 17🇲🇦 MOROCCO43N♦Q-3+14
+11.5Round 13🇮🇳 INDIA66♠♥K-1+17
+10.0Round 13🇮🇳 INDIA97♥♠K=+12
+9.5Round 18🇺🇸 USA 1252♠♥9+2-1
+9.4Round 15🇩🇪 GERMANY102♦x♠8-1+10
+9.3Round 10🇪🇬 EGYPT216♦♣Q-2+11
+8.4Round 19🇦🇺 AUSTRALIA164N♥T=+11
+8.3Round 2🇷🇺 RUSSIA223N♦6-1+12
+8.2Round 2🇷🇺 RUSSIA186♥♣8=+0
+8.0Round 10🇪🇬 EGYPT313N♠9-1+10
+7.8Round 17🇲🇦 MOROCCO133♥♣A-3+9
+7.7Round 8🇹🇼 CHINESE TAIPEI293♠♥A+1+10
+7.4Round 2🇷🇺 RUSSIA194♠x♦A-2+12
+7.0Round 12🇺🇸 USA 2283N♥J-1+5
+6.9Round 2🇷🇺 RUSSIA173♦♠3=+7
+6.7Round 9🇦🇷 ARGENTINA34♥♠7-1+6
+6.6Round 10🇪🇬 EGYPT203N♠7+2+12
+6.2Round 10🇪🇬 EGYPT176N♥5+1+1
+6.0Round 19🇦🇺 AUSTRALIA26♦♣4=+0
+5.9Round 4🇲🇽 MEXICO313♣♥A-1+12
+5.9Round 6🇮🇹 ITALY233♠♥8-2+3
+5.6Round 19🇦🇺 AUSTRALIA156♥♣A=-13
+5.5Round 10🇪🇬 EGYPT282N♥6-2+5
+5.3Round 2🇷🇺 RUSSIA263N♥J=+10
+5.3Round 18🇺🇸 USA 1273♣♦6-4+7
+5.2Round 4🇲🇽 MEXICO293N♠5-2+8
+5.2Round 10🇪🇬 EGYPT262♥♠K+1+11
+5.2Round 12🇺🇸 USA 2245♦♣J-1+8
+5.1Round 2🇷🇺 RUSSIA312♠♠8+1+6
+5.0Round 19🇦🇺 AUSTRALIA47N♥6=+0
+4.9Round 13🇮🇳 INDIA76♥♦6=+0
+4.6Round 10🇪🇬 EGYPT324♥♦7-2+13
+4.6Round 13🇮🇳 INDIA124♠x♦A-2+0
+4.6Round 19🇦🇺 AUSTRALIA95♦♠A-2+13
+4.4Round 9🇦🇷 ARGENTINA73N♣Q=-1
+4.2Round 4🇲🇽 MEXICO303♣♦A=+11
+4.1Round 18🇺🇸 USA 1312N♦Q+2+6
+4.1Round 20🇳🇴 NORWAY183♥♦2+2+6
+4.0Round 18🇺🇸 USA 1262♠♥A=+0
+3.7Round 12🇺🇸 USA 2304♠♦Q=+0
+3.7Round 18🇺🇸 USA 1194♥♠T-3+9
+3.7Round 20🇳🇴 NORWAY293N♠T=-2
+3.6Round 1🇳🇿 NEW ZEALAND114♠♥4=+1
+3.6Round 2🇷🇺 RUSSIA204♥♣K+1+0
+3.5Round 20🇳🇴 NORWAY204♠♦Q-1-1
+3.4Round 1🇳🇿 NEW ZEALAND133N♠3+2+0
+3.3Round 4🇲🇽 MEXICO193♥♠T+1+6
+3.3Round 17🇲🇦 MOROCCO83♠♣A+1-2
+3.2Round 6🇮🇹 ITALY204♣♠3-1-1
+3.1Round 15🇩🇪 GERMANY144♣x♠Q-2+4
+3.1Round 18🇺🇸 USA 1283N♦3-2+11
+3.1Round 20🇳🇴 NORWAY253♠♣A-2+7
+3.0Round 4🇲🇽 MEXICO172♥♦2+2+2
+3.0Round 10🇪🇬 EGYPT303N♣3+1+1
+3.0Round 13🇮🇳 INDIA44♥♦T+1+0
+3.0Round 13🇮🇳 INDIA83N♦6=-2
+2.9Round 2🇷🇺 RUSSIA323♥♦T=-7
+2.8Round 6🇮🇹 ITALY223♣♦7-1+10
+2.8Round 8🇹🇼 CHINESE TAIPEI304♣♠6=+0
+2.8Round 10🇪🇬 EGYPT273♠♣K-1+4
+2.8Round 18🇺🇸 USA 1186♥♦2+1+11
+2.7Round 2🇷🇺 RUSSIA215♥x♠T-1+7
+2.7Round 2🇷🇺 RUSSIA295♥♣A=+0
+2.7Round 6🇮🇹 ITALY212♠♣6=+5
+2.7Round 8🇹🇼 CHINESE TAIPEI191N♠K=+1
+2.6Round 15🇩🇪 GERMANY153♣♣3-2+5
+2.6Round 19🇦🇺 AUSTRALIA113N♠6+1-1
+2.5Round 12🇺🇸 USA 2313♣♥T-2+0
+2.5Round 19🇦🇺 AUSTRALIA34♣♦5=+10
+2.5Round 20🇳🇴 NORWAY273♥♣A-3+1
+2.4Round 15🇩🇪 GERMANY24♠♥4-1+5
+2.4Round 17🇲🇦 MOROCCO93♥♣A-1-2
+2.4Round 18🇺🇸 USA 1215♦♣4+1-10
+2.4Round 18🇺🇸 USA 1245♣x♥K-1+0
+2.3Round 6🇮🇹 ITALY184♦♥A=+9
+2.3Round 19🇦🇺 AUSTRALIA52♠♥A=+0
+2.3Round 19🇦🇺 AUSTRALIA63N♠7+2+0
+2.3Round 19🇦🇺 AUSTRALIA144♥♦A-1-2
+2.2Round 1🇳🇿 NEW ZEALAND85♣♠Q+1+9
+2.2Round 9🇦🇷 ARGENTINA92♥♦A-4+2
+2.1Round 4🇲🇽 MEXICO323N♠2+2+0
+2.1Round 8🇹🇼 CHINESE TAIPEI212♦♥2=+5
+2.1Round 18🇺🇸 USA 1303N♠3+2+10
+2.0Round 1🇳🇿 NEW ZEALAND45♣♠K+1-13
+2.0Round 4🇲🇽 MEXICO282♠x♣Q-2+2
+2.0Round 9🇦🇷 ARGENTINA133N♥9+1+1
+1.9Round 10🇪🇬 EGYPT194♥♣A=+0
+1.9Round 12🇺🇸 USA 2252N♥A+1+8
+1.8Round 2🇷🇺 RUSSIA252♠♦K+1+6
+1.8Round 8🇹🇼 CHINESE TAIPEI253N♠7=+10
+1.7Round 15🇩🇪 GERMANY134♥♦4+2+13
+1.7Round 20🇳🇴 NORWAY195♣♣6=+0
+1.5Round 2🇷🇺 RUSSIA301N♠8-1+5
+1.5Round 6🇮🇹 ITALY274♦♥3-1+4
+1.5Round 9🇦🇷 ARGENTINA23♦♦2+1+0
+1.5Round 10🇪🇬 EGYPT251N♠Q=-1
+1.5Round 15🇩🇪 GERMANY43N♣4+1-1
+1.5Round 17🇲🇦 MOROCCO11N♦3=+0
+1.4Round 6🇮🇹 ITALY303N♣J=+0
+1.4Round 13🇮🇳 INDIA14♥♣2=-1
+1.3Round 6🇮🇹 ITALY295♣♦4=-1
+1.2Round 4🇲🇽 MEXICO222♦♠A+1-1
+1.1Round 4🇲🇽 MEXICO215♥♠6+1-11
+1.1Round 8🇹🇼 CHINESE TAIPEI203N♣A+1+0
+1.1Round 13🇮🇳 INDIA101N♣J+1+1
+1.0Round 9🇦🇷 ARGENTINA83N♣6+1+1
+1.0Round 17🇲🇦 MOROCCO23♥♦7-1+5
+1.0Round 19🇦🇺 AUSTRALIA13N♠J+1+0
+0.9Round 1🇳🇿 NEW ZEALAND12♠♣7-1+2
+0.9Round 18🇺🇸 USA 1172N♥A=+0
+0.8Round 4🇲🇽 MEXICO274♠♣7=+0
+0.8Round 8🇹🇼 CHINESE TAIPEI324♠♠4+2+11
+0.7Round 12🇺🇸 USA 2231N♥2=-1
+0.7Round 12🇺🇸 USA 2276♠x♦K-3+5
+0.6Round 12🇺🇸 USA 2324♠♣K+1+0
+0.6Round 17🇲🇦 MOROCCO101N♦7+1+0
+0.5Round 9🇦🇷 ARGENTINA51N♣4=+2
+0.4Round 6🇮🇹 ITALY262♠♠2+1+0
+0.4Round 8🇹🇼 CHINESE TAIPEI244♠♣J=+1
+0.4Round 12🇺🇸 USA 2203N♥2+2+0
+0.4Round 13🇮🇳 INDIA133♥♠J=-1
+0.3Round 1🇳🇿 NEW ZEALAND162♣♥7=-7
+0.3Round 2🇷🇺 RUSSIA233N♥5+1-1
+0.3Round 9🇦🇷 ARGENTINA44♠♦K=+1
+0.3Round 9🇦🇷 ARGENTINA101N♥Q+2-10
+0.3Round 18🇺🇸 USA 1234♠♥J+1+0
+0.2Round 2🇷🇺 RUSSIA283♥♦8=+0
+0.2Round 12🇺🇸 USA 2214♠♣4+1+0
+0.2Round 19🇦🇺 AUSTRALIA84♦♠K+1+6
+0.1Round 4🇲🇽 MEXICO263♠♣2-1-6
+0.1Round 19🇦🇺 AUSTRALIA132♣♦3-1-1
+0.0Round 1🇳🇿 NEW ZEALAND24♥♦7+1+0
-0.0Round 1🇳🇿 NEW ZEALAND94♥♠T+1+0
+0.0Round 8🇹🇼 CHINESE TAIPEI312♦♥T-1+2
+0.0Round 9🇦🇷 ARGENTINA122♣♠6+2+0
-0.1Round 8🇹🇼 CHINESE TAIPEI273N♠5-2+0
-0.1Round 9🇦🇷 ARGENTINA114♥♣J=-1
-0.1Round 9🇦🇷 ARGENTINA153♦♠5=+1
-0.1Round 12🇺🇸 USA 2173N♥J+2+1
-0.1Round 12🇺🇸 USA 2223N♠5=-1
-0.2Round 18🇺🇸 USA 1324N♠J=-11
-0.3Round 13🇮🇳 INDIA113N♠4=-11
-0.3Round 20🇳🇴 NORWAY261N=+1
-0.4Round 17🇲🇦 MOROCCO152♣♦5+1+1
-0.5Round 6🇮🇹 ITALY194♠♠6-2-7
-0.5Round 17🇲🇦 MOROCCO123♥♠2+1-6
-0.5Round 20🇳🇴 NORWAY314♥+1-1
-0.6Round 6🇮🇹 ITALY283N♣5+1+0
-0.6Round 6🇮🇹 ITALY315♠x♥9-3-5
-0.7Round 17🇲🇦 MOROCCO73♦♠K-1+11
-0.8Round 4🇲🇽 MEXICO201N♥5=-5
-0.8Round 9🇦🇷 ARGENTINA64♥♦Q+2+11
-0.8Round 15🇩🇪 GERMANY11N♠4+2+0
-0.8Round 20🇳🇴 NORWAY213♦♥4+3+6
-0.9Round 8🇹🇼 CHINESE TAIPEI184♠♥A-1-5
-0.9Round 15🇩🇪 GERMANY114♥♠6=+1
-1.0Round 9🇦🇷 ARGENTINA163N♦4+3-13
-1.0Round 20🇳🇴 NORWAY304♥♦Q+1+0
-1.2Round 8🇹🇼 CHINESE TAIPEI232♥♦A+1+0
-1.2Round 18🇺🇸 USA 1204♠♥2+1+0
-1.3Round 1🇳🇿 NEW ZEALAND73N♥5=+13
-1.3Round 1🇳🇿 NEW ZEALAND103N♦7=+1
-1.3Round 17🇲🇦 MOROCCO54♣♥T-2-6
-1.4Round 17🇲🇦 MOROCCO143♦♠K+1-5
-1.5Round 6🇮🇹 ITALY321N♠3+2+0
-1.6Round 20🇳🇴 NORWAY173N♥2+3+11
-1.6Round 20🇳🇴 NORWAY282♥♣2=+0
-1.9Round 6🇮🇹 ITALY173N♦2+1+0
-2.0Round 1🇳🇿 NEW ZEALAND143♦♥Q+1+0
-2.2Round 1🇳🇿 NEW ZEALAND153N♠J+1+10
-2.2Round 2🇷🇺 RUSSIA242♠♣A=+0
-2.3Round 2🇷🇺 RUSSIA271Nx♦K-1+0
-2.4Round 9🇦🇷 ARGENTINA13♣♦5+1+0
-2.5Round 4🇲🇽 MEXICO242♥♥2+1-1
-2.5Round 10🇪🇬 EGYPT224♠♣6=-10
-2.7Round 6🇮🇹 ITALY252♥♣J+1-1
-2.7Round 8🇹🇼 CHINESE TAIPEI222♣♣8=+1
-2.7Round 17🇲🇦 MOROCCO114♥♠K+1+0
-2.8Round 1🇳🇿 NEW ZEALAND52N♠6+1-6
-2.8Round 10🇪🇬 EGYPT242N♦Q=-1
-2.8Round 13🇮🇳 INDIA34♠♦3-2-11
-2.8Round 18🇺🇸 USA 1222♠♦A=-6
-2.9Round 8🇹🇼 CHINESE TAIPEI263N♣T=-10
-2.9Round 19🇦🇺 AUSTRALIA73N♠K-1-6
-2.9Round 20🇳🇴 NORWAY244♥♣2+1-4
-3.0Round 13🇮🇳 INDIA23N♦2-1-12
-3.5Round 4🇲🇽 MEXICO234♠♣7+1+0
-3.5Round 9🇦🇷 ARGENTINA144♥♠K-2-6
-3.5Round 12🇺🇸 USA 2191Nx♠A-2-4
-3.5Round 15🇩🇪 GERMANY73♥♣4=+8
-3.6Round 17🇲🇦 MOROCCO33N♠4-1-5
-3.7Round 18🇺🇸 USA 1293N♥3=+2
-3.8Round 4🇲🇽 MEXICO253♣♦7+1+0
-4.0Round 13🇮🇳 INDIA146♠♣Q=+0
-4.2Round 12🇺🇸 USA 2293N♠J-2-8
-4.3Round 13🇮🇳 INDIA164♠♦5=+1
-4.8Round 10🇪🇬 EGYPT296♠♠2=+0
-4.8Round 15🇩🇪 GERMANY163♦♦J+3-7
-5.0Round 1🇳🇿 NEW ZEALAND36♣♠9+1+13
-5.0Round 8🇹🇼 CHINESE TAIPEI285♥♦K=-4
-5.4Round 15🇩🇪 GERMANY53N♦T+1+0
-5.6Round 12🇺🇸 USA 2264♠♣A=+0
-5.6Round 13🇮🇳 INDIA54♠x♦3-1-8
-5.8Round 8🇹🇼 CHINESE TAIPEI174♣♥A-1-9
-5.9Round 13🇮🇳 INDIA152♥♦9-1-6
-6.0Round 15🇩🇪 GERMANY94♠♥7=+0
-6.0Round 20🇳🇴 NORWAY234♠x♦3=-5
-6.3Round 12🇺🇸 USA 2183N♦Q-1-13
-6.4Round 19🇦🇺 AUSTRALIA123♥♦6-1-12
-6.5Round 15🇩🇪 GERMANY81Nx♥K+1-5
-6.5Round 19🇦🇺 AUSTRALIA104♠♥6+2-17
-6.5Round 20🇳🇴 NORWAY323N♣6-1-10
-7.3Round 15🇩🇪 GERMANY64♠x♥3-2-5
-7.7Round 10🇪🇬 EGYPT233N♦7-4-11
-8.0Round 1🇳🇿 NEW ZEALAND122N♥A+1-10
-8.3Round 15🇩🇪 GERMANY121N♠T+1-9
-9.0Round 20🇳🇴 NORWAY227♠♦4=+0
-9.3Round 15🇩🇪 GERMANY34♠x♥A-2-11
-9.5Round 10🇪🇬 EGYPT185♣♠5-1-9
-9.7Round 1🇳🇿 NEW ZEALAND64♥♣6-1-11
-10.1Round 6🇮🇹 ITALY247♣♥3-2-17
-10.3Round 4🇲🇽 MEXICO183N♥2=+1
-10.3Round 17🇲🇦 MOROCCO66♥♣Q-1-9
-10.5Round 17🇲🇦 MOROCCO166♠♥A-1-15